ONVOY, LLC - MD
38 prefixes in 227 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 227-226 | FREDERICK | 876D | 2024-01-29 | Yes |
| 227-227 | GAITHERSBG | 876D | 2024-01-29 | Yes |
| 227-228 | WSHNGTNZN2 | 876D | 2024-01-29 | Yes |
| 227-229 | WSHNGTNZN4 | 876D | 2024-01-29 | Yes |
| 227-230 | WSHNGTNZN5 | 876D | 2024-01-29 | Yes |
| 227-231 | WSHNGTNZN6 | 876D | 2024-01-29 | Yes |
| 227-232 | LAUREL236 | 876D | 2024-02-02 | Yes |
| 227-234 | LEONARDTN | 876D | 2024-03-08 | Yes |
| 227-242 | MIDDLETOWN | 876D | 2024-06-05 | Yes |
| 227-243 | ASHTON236 | 876D | 2024-06-12 | Yes |
| 227-245 | GAITHERSBG | 876D | 2024-06-13 | Yes |
| 227-247 | THURMONT | 876D | 2024-06-24 | Yes |
| 227-248 | WSHNGTNZN2 | 876D | 2024-07-03 | Yes |
| 227-250 | WSNGTNZN10 | 876D | 2024-07-31 | Yes |
| 227-253 | FREDERICK | 876D | 2024-09-26 | Yes |
| 227-256 | WSHNGTNZN2 | 876D | 2024-10-14 | Yes |
| 227-257 | WSNG236Z14 | 876D | 2024-10-14 | Yes |
| 227-260 | WSNG238Z15 | 876D | 2024-11-20 | Yes |
| 227-265 | WSHNGTNZN3 | 876D | 2024-12-16 | Yes |
| 227-268 | LAUREL236 | 876D | 2025-01-08 | Yes |
| 227-269 | WSHNGTNZN5 | 876D | 2025-01-08 | Yes |
| 227-272 | OAKLAND | 876D | 2025-02-06 | Yes |
| 227-274 | WSNGTNZN10 | 876D | 2025-03-13 | Yes |
| 227-276 | WSHNGTNZN3 | 876D | 2025-04-16 | Yes |
| 227-288 | HAGERSTOWN | 876D | 2025-08-13 | Yes |
| 227-294 | WSNG236Z13 | 876D | 2025-11-04 | Yes |
| 227-296 | WSNGTNZN12 | 876D | 2026-01-30 | Yes |
| 227-308 | WSHNGTNZN3 | 876D | 2026-07-27 | Yes |
| 227-309 | WSNG236Z13 | 876D | 2026-07-27 | Yes |
| 227-312 | WSNGTNZN11 | 876D | 2026-08-07 | Yes |
| 227-313 | WSHNGTNZN5 | 876D | 2026-08-07 | Yes |
| 227-316 | BRUNSWICK | 876D | 2026-08-12 | Yes |
| 227-317 | FREDERICK | 876D | 2026-08-12 | Yes |
| 227-321 | WSHNGTNZN4 | 876D | 2026-09-04 | Yes |
| 227-333 | WSNGTNZN16 | 876D | 2025-08-20 | Yes |
| 227-444 | WSHNGTNZN2 | 876D | 2025-08-20 | Yes |
| 227-529 | GAITHERSBG | 876D | 2025-12-29 | Yes |
| 227-666 | FREDERICK | 876D | 2025-12-22 | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.